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Three-dimensional Scaffold Containing EGF Incorporated Biodegradable Polymeric Nanoparticles for Stem Cell Based Tissue Engineering Applications
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  • Three-dimensional Scaffold Containing EGF Incorporated Biodegradable Polymeric Nanoparticles for Stem Cell Based Tissue Engineering Applications
  • Three-dimensional Scaffold Containing EGF Incorporated Biodegradable Polymeric Nanoparticles for Stem Cell Based Tissue Engineering Applications
저자명
Pulavendran. Sivasami,Thiyagarajan. Gurunathen
간행물명
Biotechnology and bioprocess engineering
권/호정보
2011년|16권 2호|pp.393-399 (7 pages)
발행정보
한국생물공학회
파일정보
정기간행물|ENG|
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이 논문은 한국과학기술정보연구원과 논문 연계를 통해 무료로 제공되는 원문입니다.
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기타언어초록

Stem cell-based tissue engineering holds much hope for the development of multifunctional tissues to replace diseased organs. The attachment and survival of stem cells on a three-dimensional (3D) scaffold must be enhanced for faster progression of stem cell based tissue engineering. This study evaluate the stability of mesenchymal stem cells (MSCs) in 3D porous scaffolds composed of a collagen and chitosan blend impregnated with epidermal growth factor incorporated chitosan nanoparticles (EGF-CNP). The EGF-CNP scaffolds were characterized by transmission electron microscopy, which revealed that the nanoparticles were round in shape and 20 ~ 50 nm in size. The scaffolds were prepared by freeze drying. A Fourier-transform infrared spectrum study revealed that the linkage between collagen and chitosan was through an ionic interaction. Thermal analysis and degradation studies showed that the scaffold could be used in tissue engineering application. MSCs proliferated well in the EGF-CNP impregnated scaffold. A scanning electron microscope study showed anchored and elongated MSCs on the EGF-CNP impregnated scaffold. A 3D biodegradable collagen chitosan scaffold impregnated with EGF-CNP is a promising transportable candidate for MSC-based tissue engineering, and this scaffold could be used as an in vitro model for subsequent clinical applications.